US Bridges

Schnoor Road over Little Blackwater River

Fair

Dorchester County, Maryland · 2 MI S of Md RTE 16 · Structure no. 200000D-0017030

Built
1992
33 years old
Condition
Fair
inspected November 2023
Type
Culvert
Steel
Length
26 ft
Daily traffic
63
2023 count
Owner
County
County Highway Agency

About this bridge

Schnoor Road over Little Blackwater River is a steel culvert carrying Schnoor Road over Little Blackwater River in Dorchester County, Maryland. It was built in 1992, so it is 33 years old, younger than the Maryland average of 52.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 63 vehicles a day, roughly 5% of them trucks, projected to reach 93 by 2043. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 98.8 mi (159 km).

Location

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CarriesSchnoor Road
CrossesLittle Blackwater River
Location2 MI S of Md RTE 16
RouteCounty Highway 176
CountyDorchester County
StateMaryland
Coordinates38.51797, -76.05303
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans0
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic63 (2023)
Projected traffic93 by 2043
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Schnoor Road over Little Blackwater River built?

It was built in 1992, making it 33 years old in 2025.

What condition is Schnoor Road over Little Blackwater River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2023.

How much traffic does Schnoor Road over Little Blackwater River carry?

About 63 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Schnoor Road over Little Blackwater River?

The structure is 26 ft (7.9 m) long with a longest span of 6 ft (1.8 m).

Who owns Schnoor Road over Little Blackwater River?

It is owned by the County Highway Agency.